In sanitary landfills, the primary safeguard against groundwater contamination is to:
a. do nothing as groundwater contamination is not a problem with landfills.
b. line the landfill with impermeable clay and plastic.
c. design the landfill to use the natural slope of the land so water runs downhill without being contaminated.
d. locate landfills on industrial sites where groundwater is not used for drinking.
b. line the landfill with impermeable clay and plastic.
You might also like to view...
All land plants produce a protected embryo during their reproductive cycle
1.True 2.False
Immediately outside the pulp cavity of a tooth is the:a
enamel. b. dentin. c. cementum. d. spongy bone. e. nerve.
Streptomycin is an antibiotic that interferes with the function of the 30S subunit of the prokaryotic ribosome. What is the consequence of treating a bacteria with streptomycin?
A. impaired oxygen synthesis B. impaired ATP synthesis C. impaired protein synthesis D. impaired DNA synthesis
Fever is beneficial during viral infection because the higher temperature
A) inactivates interferons. B) increases vasodilation, contributing to inflammation. C) increases sweating and consequently the barrier effect. D) prevents viral infection of fibroblasts. E) increases the effectiveness of interferons.